If you type very quickly, i.e., if you hold a key down, you should observe that multiple characters are transmitted in the payload of a segment. Explain this outcome.
What will be an ideal response?
This is because of the Nagle’s algorithm. This algorithm says that a TCP connection can have only one outstanding small segments that has not yet been acknowledged. No additional small segments can be sent until the acknowledgement is received. Instead, small amount of data are buffered by TCP and sent in a single segment when the acknowledgement arrives.
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Assume you are working with the people table in the maxdb database described in this chapter. Write a query that lists the names of all the people and their hire dates sorted by their names.
What will be an ideal response?
Design an experiment for a paged system to demonstrate the phenomena of temporal and spatial locality.
What will be an ideal response?
Which of the following is poor design?
a. A data field is derived from other data fields in the same class. b. A method must be invoked after/before invoking another method in the same class. c. A method is an instance method, but it does not reference any instance data fields or invoke instance methods. d. A parameter is passed from a constructor to initialize a static data field.
How do you change the brush applied to a path that's already drawn?
What will be an ideal response?